I tēnei wā e kaha ana te ao ki te whakatinana i te ariā o te whanaketanga tauwhiro, me te whakapau kaha ki te whakatutuki i ngā whāinga "waro takirua", kua puta ake te waikawa furandiformic (FDCA) hei whetu hou kanapa i roto i te ao o ngā rauemi koiora, e whakatuwhera ana i tētahi tatau hou ki tētahi heke mai matomato mō tātou.
Ko te waikawa furanediformic, he totoka mā, ka wairewa i roto i te wai me ngā whakarewa rauropi pērā i ngā waipiro me ngā esters. He āhua pirau-koiora tōna, he kaha te aro, ā, he pai te pumau o ngā matū. Ehara i te mea he matū pai rawa atu i ahu mai i te koiora anake, engari ko tētahi o ngā waeine hanganga nui mō te mahi matatau me ngā rauemi polymer uara-tāpiri teitei. Ko tana mahi tino pai i roto i ngā mara matua maha kei te tuhi anō i te tauira whanaketanga o te umanga me te kawe mai i ngā whai wāhitanga me ngā huringa onge ki ngā rāngai maha.
Mai i te tirohanga tiaki taiao, he pai rawa atu ngā painga o te waikawa furanediformic. Ko te hanga polyester tuku iho he tino whakawhirinaki ki ngā rauemi mata o te hinu, pērā i te waikawa terephthalic (PTA). Ehara i te mea ka pau te nui o ngā rauemi hinu kāore e taea te whakahou i te tukanga whakaputa katoa, engari ka tukuna hoki he nui o ngā tukunga waro, ka taumaha te kawenga ki te taiao taiao. Nā te whānautanga o te waikawa furanediformic i pakaru katoa tēnei arai. Ka whakamahia e ia te koiora whakahou hei rauemi mata, ka whakaiti i te whakawhirinaki ki te hinu mai i te pūtake, ā, ka tino whakaiti i ngā tukunga waro. E ai ki ngā tatauranga raraunga ngaio, ka taea e ngā rauemi polyethylene glycol 2, 5-furanediformate (PEF) i hangaia mai i te waikawa furanediformic te whakaiti i te "tapuwae waro" puta noa i tōna huringa ora katoa ki te whakataurite ki ngā rauemi PET tuku iho, ka werohia he kaha ki te whanaketanga matomato me te pumau o te Ao. Nā tēnei āhuatanga ka waiho te waikawa furanediformic hei rauemi pai mō te maha o ngā umanga i roto i tā rātou whai i te huringa tiaki taiao, ka whakatairanga i te huringa hohonu o ngā momo ahumahi ki ngā tauira whakaputa matomato. Mō te mahi, he mea whakamiharo hoki te waikawa furanediformic. He rite te hanganga ngota ki te monomer terephthalic acid (PTA) tuku iho e ahu mai ana i te hinu, he kakara rite ki te pūnaha honohono porowhita, ā, e rua ngā rōpū hydroxyl e mau ana, e tino ōrite ana ngā āhuatanga ā-tinana me te matū. Heoi, he hanganga heterocyclic te mowhiti furan o te waikawa furanediformic, ā, nā tēnei hanganga ahurei e whakaatu ana i te āhuatanga he ngāwari ake te pirau i te āhua i te mowhiti benzene. I taua wā, mā roto i ngā tauhohenga polymerization me ngā monomers pēnei i te diols me te diamines, ka taea te whakamahi i te waikawa furanediformic ki te whakarite i te polyester mahi-teitei, te polyamide me ētahi atu rauemi polymer hanga-koiora hou kei roto ngā matū kakara. Hei tauira, tangohia te rauemi PEF. He kaha ake ōna āhuatanga ārai ki ngā hau rerekē i ērā o te rauemi PET tuku iho. I taua wā anō, he kaha ake te kaha miihini, ā, ka taea te whakaputa hua takai me te matotoru pakitara angiangi. Ehara i te mea ka tino whakarei ake i te mahi a te hua, engari ka whakaitihia hoki te whakamahinga o ngā rauemi takai, ka tutuki ai ngā whāinga rua o te whakapai ake i te mahi me te tiaki rauemi. Ko te whānuitanga o ngā mara tono o te waikawa furanediformic e whakaatu ana i tōna uara mākete nui. I roto i te mara o ngā rauemi tākai, ka taea e ngā rauemi PEF, me ō rātou āhuatanga ārai hau me te kaha miihini, te tiaki pai ake i ngā ihirangi o te kai, te rongoā, me ētahi atu, te whakaroa i tō rātou roa o te papa, me te whakaiti i te whakaputanga o ngā para tākai, ka kawea mai he otinga hou ki te umanga tākai matomato. I roto i te mara o ngā muka kakahu, he kaha teitei, he modulus teitei me te ātete pai ki te waikura matū ngā rauemi muka i ahu mai i te waikawa furanediformic. Ka taea te whakamahi whānui i roto i ngā hua kakahu kounga teitei me ngā mara motuhake pēnei i te ahumahi me te tiaki whenua, ka whakarei ake i te kounga me te mahi a ngā hua. Hei tāpiri, kua whakaatuhia e te waikawa furanediformic ngā tūmanako whānui mō te tono i roto i ngā mara maha pēnei i te tākai rongoā, te kirihou hangarau, te nairona, ngā paninga, me ngā plasticizer, ā, kei te haere tonu hei kaha matua e akiaki ana i te whakapai ake hangarau me te auahatanga hua i roto i ngā momo ahumahi.
I te mea kei te piki haere tonu te aro o te ao ki te whanaketanga tauwhiro me te piki haere o te hiahia mō ngā rauemi koiora, he tino kanapa ngā tūmanakohanga mākete mō te waikawa furandiformic. E ai ki ngā matapae a ngā umanga whai mana, i te tau 2027, e matapaetia ana ka neke atu te rahi o te mākete o te FDCA i te kotahi miriona tana, me te kaha nui o te mākete. I tēnei wā, he maha ngā umanga rongonui o roto me tāwāhi e kaha ana ki te whakatakoto i te umanga waikawa furanediformic, e whakapiki ana i te haumi ki te rangahau me te whanaketanga me te hanga kaha. Hei tauira, hei umanga matua i te ao o ngā rauemi kakara koiora, kua angitu a Lifu Bio, i muri i te neke atu i te tekau tau o te rangahau me te whanaketanga tonu, ki te tūhura i te tukanga ahurei o te ao "Biomass glucose HMF FDCA", me te wehe atu i te whakawhirinaki o ngā rauemi koiora furan ki te fructose i ahu mai i te witi. I te tau 2022, i angitu te whakatinanatanga o te raina whakaputa FDCA 1,000-tana tuatahi o te ao, ā, i te marama o Hepetema 2024, i tīmata te hanganga o te raina FDCA 10,000-tana tuatahi o te ao. Mā te whānui haere o te tauine me te whakapai tonu i te kounga, ka ārahi i te ia whanaketanga o te umanga furan koiora. I taua wā tonu, kei te kaha te mahi a te tīma o te Whare Wānanga Pūtaiao me te Hangarau o East China ki te rangahau i te kaupapa "Te Huringa Koiora ki te Monomer Kirihou - Waikawa Furanediformic". Mā te whakawhanake auaha i ngā whakakorikori me ngā tukanga mō te whakaputa tonu, kua whakatūria e rātou he ara hanga tonu mai i te hukahuka ki te waikawa 2, 5-furanediformic, e whakatairanga ana i te ahunga whakamua o te hangarau waikawa furanediformic me te whanaketanga o te umanga.
Ko te waikawa Furandiformic, hei hua rongonui i te ao o ngā rauemi koiora, kei te ārahi i ngā ahumahi maha ki tētahi wā hou o te whanaketanga matomato me te pumau me tōna mahi tiaki taiao tino pai, ngā āhuatanga ā-tinana me te matū tino pai, me ngā tūmanako whānui mō te whakamahinga. Ehara i te mea ka tukuna noa e ia he whai wāhitanga pai ki ngā umanga ki te whakatutuki i te whakarerekētanga tiaki taiao me te whakapai ake i ngā hua, engari ka whakaratohia hoki he turanga rauemi pakari mō tātou ki te tiaki tahi i tō tātou kāinga o Papatūānuku me te waihanga i tētahi heke mai kanapa. Kia hono tātou ringa me te awhi i te waikawa furanediformic, tēnei tumanako hou mō tētahi heke mai matomato, me te hihiri, me te waihanga tahi i tētahi āpōpō matomato me te whai rawa!
Wā tuku: Hepetema-09-2025
